Home / 1,469,105.20-2,203,657.80-965,220.40

Finding the Fourth Proportional to 1,469,105.20, 2,203,657.80 and 965,220.40

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Solution

The fourth proportional to 1,469,105.20, 2,203,657.80 and 965,220.40 is: 1,447,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,105.20 : 2,203,657.80 = 965,220.40 : x
  2. Step 2: Convert to fraction form
    1,469,105.20/2,203,657.80 = 965,220.40/x
  3. Step 3: Cross multiply
    1,469,105.20x = 2,203,657.80 × 965,220.40
  4. Step 4: Simplify right side
    1,469,105.20x = 2,127,015,463,179.12
  5. Step 5: Solve for x
    x = 2,127,015,463,179.12/1,469,105.20
  6. Step 6: Final answer
    x = 1,447,830.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.